It was race against time as NASA engineers recently raced to fix a thruster problem aboard the vintage Voyager 1 deep space probe. It's hard enough to repair a craft at the edge of the solar system, ...

NASA's most distant spacecraft had a critical thruster problem far from home. Fixing it required a long-distance call to overcome extreme cold and dwindling power. When you purchase through links on ...

Earlier this year, NASA mission controllers faced a challenging decision that could have marked the end of Voyager 1's decades-long journey. Launched in 1977 to explore the outer solar system, the ...

NASA's Psyche mission to visit a gargantuan asteroid — worth, according to some estimates, more than the Earth's entire world economy — has hit a snag. On Tuesday, the space agency announced that ...